CN108880432B - Photovoltaic power generation device and method - Google Patents
Photovoltaic power generation device and method Download PDFInfo
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- CN108880432B CN108880432B CN201810976717.8A CN201810976717A CN108880432B CN 108880432 B CN108880432 B CN 108880432B CN 201810976717 A CN201810976717 A CN 201810976717A CN 108880432 B CN108880432 B CN 108880432B
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- 238000010248 power generation Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims description 23
- 239000004576 sand Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000007667 floating Methods 0.000 claims description 3
- 239000003673 groundwater Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a photovoltaic power generation device and a photovoltaic power generation method, wherein the photovoltaic power generation device comprises a base, a bracket arranged on the base, a solar cell panel arranged on the bracket, a horizontally extending air bag arranged on the base, and a pressing plate arranged on the air bag; the pressing plate is provided with a storage box on the front portion, a battery plate cover is arranged in the storage box, one end of the battery plate cover is connected with a scroll arranged on the support through a rope, the scroll is connected with a motor, the other end of the battery plate cover is fixedly connected with the bottom of the storage box, a plurality of balancing weights are arranged on the lower portions of the edges of two sides of the battery plate cover, the battery plate cover further comprises a controller, and the controller is electrically connected with the motor. The invention has good safety and strong self-adaptive capacity, and effectively reduces the influence of natural disasters; but self-cleaning ensures the stable characteristics of solar cell panel's power generation performance.
Description
Technical Field
The invention relates to the technical field of photovoltaic power generation equipment, in particular to a photovoltaic power generation device and method with good safety and strong self-adaptive capacity.
Background
Photovoltaic power generation is a technology of directly converting light energy into electric energy by using the photovoltaic effect of a semiconductor interface.
Conventional energy sources are very limited, both from the world and from china. The primary energy reserves in china are far below the average world level, and are only about 10% of the total world reserves. Solar energy is an inexhaustible renewable energy source, has the advantages of sufficient cleanness, absolute safety, relative universality, reliable long service life, maintenance-free property, resource sufficiency, potential economy and the like, and has an important position in a long-term energy strategy.
However, photovoltaic power generation equipment is generally disposed in the field, is vulnerable to changes in the natural environment, and is difficult to maintain.
Disclosure of Invention
The invention aims to overcome the defects that the photovoltaic power generation equipment in the prior art is easy to damage caused by natural environment change and difficult to maintain, and provides a photovoltaic power generation device and a method with good safety and strong self-adaptive capacity.
In order to achieve the purpose, the invention adopts the following technical scheme:
a photovoltaic power generation device comprises a base, a bracket arranged on the base, a solar cell panel arranged on the bracket, an air bag which is arranged on the base and can be horizontally stretched, and a pressing plate arranged on the air bag; the support comprises two front uprights and two rear uprights, wherein vertical cavities are formed in the two front uprights, baffles are arranged in the vertical cavities, the baffles are arranged in the two vertical cavities, the two baffles are respectively contacted with the lower surface of the solar cell panel through 2 vertical supporting rods extending out of an upper end plate of the vertical cavity, the air bag is respectively communicated with the lower parts of the two vertical cavities, the two rear uprights are rotatably connected with the rear edge of the pressing plate, and avoidance holes matched with the two front uprights are formed in the air bag and the pressing plate; the height of the front edge of the solar panel is lower than that of the rear edge of the solar panel; the air bag is fixedly connected with the base through a plurality of connecting pieces; the pressing plate is provided with a storage box on the front portion, a battery plate cover is arranged in the storage box, one end of the battery plate cover is connected with a scroll arranged on the support through a rope, the scroll is connected with a motor, the other end of the battery plate cover is fixedly connected with the bottom of the storage box, a plurality of balancing weights are arranged on the lower portions of the edges of two sides of the battery plate cover, the battery plate cover further comprises a controller, and the controller is electrically connected with the motor.
The photovoltaic power generation device is fixedly arranged on the ground in an open area, the upper ends of the two front upright posts are 0.6-1 m away from the ground, and wind carrying sand and dust falls onto the pressing plate; or when the rain is heavy, the rain water is accumulated on the pressing plate; the air bags are extruded by the pressure of sand, dust or rainwater, the air in the air bags is pressed into the lower parts of the two vertical cavities, and the air pushes the two baffles to move upwards, so that the two vertical supporting rods move upwards, the front edge of the solar panel is raised, and the solar panel is ensured not to be submerged in water above the ground;
when wind blows from the front part to the rear part of the solar panel, the wind is guided away by the solar panel because the height of the front edge of the solar panel is lower than the height of the rear edge of the solar panel;
when wind blows from the rear part to the front part of the solar cell panel, the wind provides upward supporting force for the front part of the solar cell panel, the front edge of the solar cell panel moves upwards, the wind smoothly flows out, and the solar cell panel cannot be damaged.
The upper surface of the solar panel can be protected by the panel cover at night, and in the morning, the controller can control the motor to work, so that the scroll puts the panel cover down, and the panel cover can return to the storage box again; the panel cover can reduce the influence of falling objects such as dust and leaves on the performance of the solar panel and improve the photoelectric conversion efficiency of the solar panel.
Therefore, when flood and strong wind occur, the solar photovoltaic power generation system has self-adaptive capacity, can automatically adjust the inclination angle and the front edge height of the solar cell panel, effectively reduces the influence of natural disasters, and has good safety and high photoelectric conversion efficiency.
Preferably, the device further comprises a controller, an alarm and a plurality of infrared sensors which are arranged on the support, and the controller is electrically connected with the alarm and the infrared sensors respectively.
When an animal is found to be near the bracket or on the solar panel, the controller controls the alarm to send out an alarm signal, and the animal is automatically repelled to leave.
Preferably, the solar cell panel further comprises a camera which is arranged on the bracket and is used for shooting the upper surface of the solar cell panel; the solar cell panel is positioned on the rectangular frame, two grooves are formed in the rectangular frame, the two grooves are respectively provided with a light grating sensor, and the 2 light grating sensors are electrically connected with the controller; the left side face of the rectangular frame is provided with a first coiler, the two rear stand columns are rotatably connected with the rectangular frame, the right side face of the rectangular frame is provided with a second coiler, the right edge of the rectangular frame is provided with a strip-shaped brush, the first coiler and the second coiler are connected with the strip-shaped brush through ropes, two ends of the strip-shaped brush are respectively provided with clamping plates, and the two clamping plates are respectively in sliding connection with the upper side face and the lower side face of the rectangular frame; air outlet holes are formed in the upper side face and the lower side face of the strip-shaped brush, an air guide channel is arranged in the strip-shaped brush and is connected with an air blower, and the first coiler and the second coiler are connected with the strip-shaped brush through ropes; the controller is respectively electrically connected with the blower, the camera, the 2 light grating sensors, the first coiler and the second coiler.
The setting of air-blower can let dust and leaf leave the solar cell panel upper surface faster, effectively reduces the damage danger of dust and leaf to solar cell panel surface at abluent in-process.
Preferably, 2 sliding grooves are formed in the lower surface of the solar panel, and 2 supporting vertical rods respectively extend into the 2 sliding grooves; the upper ends of the 2 supporting vertical rods are respectively provided with an elastic cushion block, and the front edge of the solar cell panel is connected with the two front upright posts through elastic ropes.
The setting of 2 spouts provides the direction with solar cell panel sliding contact for 2 support montants. When wind is large and the lower edge of the solar panel is separated from the upper ends of the 2 vertical support rods, the arrangement of the elastic ropes limits the separation distance between the lower edge of the solar panel and the upper ends of the 2 vertical support rods; when solar cell panel whereabouts, 2 elastic cushion's setting has cushioned 2 and has supported the impact force that the montant upper end led to the fact 2 spouts of solar cell panel, and solar cell panel is difficult to damaged.
The solar cell panel also comprises two windproof plates which are respectively arranged at the left side and the right side of the solar cell panel; the upper parts of the two windproof plates are bent towards the solar cell panel in an arc shape.
The two wind-proof plates are arranged to prevent wind blowing from the two sides of the solar cell panel from damaging the solar cell panel, the upper parts of the two wind-proof plates are bent towards the arc shape of the solar cell panel, and the wind blowing from the two sides of the solar cell panel can be well guided to the upper part of the solar cell panel and flows out.
A method of photovoltaic power generation apparatus, comprising the steps of:
the photovoltaic power generation device is fixedly arranged on the ground in an open area, the upper ends of the two front upright posts are 0.6-1 m away from the ground, and wind carrying sand and dust falls onto the pressing plate; or when the rain is heavy, the ground water level rises, and the rain water is accumulated on the pressing plate; the air bags are extruded by the pressure of sand, dust or rainwater, the air in the air bags is pressed into the lower parts of the two vertical cavities, and the air pushes the two baffles to move upwards, so that the two vertical supporting rods move upwards, the front edge of the solar panel is raised, and the solar panel is ensured not to be submerged in water above the ground;
when wind blows from the front part to the rear part of the solar panel, the wind is guided away by the solar panel because the height of the front edge of the solar panel is lower than the height of the rear edge of the solar panel;
when wind blows from the rear part to the front part of the solar cell panel, the wind provides upward supporting force for the front part of the solar cell panel, the front edge of the solar cell panel moves upward, the front edge of the solar cell panel descends after the wind smoothly flows out, and the solar cell panel cannot be damaged;
at night, the controller controls the motor to work, the motor drives the scroll to rotate, and the solar panel cover is gradually pulled to the solar panel to cover the solar panel.
Preferably, the intelligent alarm further comprises an alarm and a plurality of infrared sensors, and the controller is electrically connected with the alarm and each infrared sensor respectively; also comprises the following steps:
the infrared sensors respectively detect infrared signals on the upper surface of the solar cell panel and near the support, the controller judges whether an animal exists according to the detected infrared signals, if the controller judges that the animal exists near the support or on the solar cell panel, the controller controls the alarm to send out an alarm signal, and the animal leaves after being scared; and after the alarm gives an alarm for 5 minutes, controlling the alarm to stop giving the alarm.
Preferably, the solar cell panel further comprises a camera which is arranged on the bracket and is used for shooting the upper surface of the solar cell panel; the solar cell panel is positioned on the rectangular frame, two grooves are formed in the rectangular frame, the two grooves are respectively provided with a light grating sensor, and the 2 light grating sensors are electrically connected with the controller; the left side face of the rectangular frame is provided with a first coiler, the two rear stand columns are rotatably connected with the rectangular frame, the right side face of the rectangular frame is provided with a second coiler, the right edge of the rectangular frame is provided with a strip-shaped brush, the first coiler and the second coiler are connected with the strip-shaped brush through ropes, two ends of the strip-shaped brush are respectively provided with clamping plates, and the two clamping plates are respectively in sliding connection with the upper side face and the lower side face of the rectangular frame; air outlet holes are formed in the upper side face and the lower side face of the strip-shaped brush, an air guide channel is arranged in the strip-shaped brush and is connected with an air blower, and the first coiler and the second coiler are connected with the strip-shaped brush through ropes; the controller is respectively electrically connected with the blower, the camera, the 2 light grating sensors, the first coiler and the second coiler; also comprises the following steps:
the camera shoots an image on the solar cell panel, and the controller judges whether dust or dirt exists on the upper surface of the solar cell panel according to the shot image;
the 2 light grating sensors respectively detect whether raindrops fall or not, when raindrops fall, the light grating sensors generate impact loads with different amplitudes aiming at raindrops with different sizes, an impact load threshold value W is arranged in the controller, when dust or dirt exists on the upper surface of the solar cell panel, and the impact loads detected by the 2 light grating sensors when the raindrops fall are all larger than W; the controller controls the blower to work, and simultaneously controls the first coiler and the second coiler to alternately tighten the rope, so that the strip-shaped brush moves back and forth on the upper surface of the solar panel left and right, wind is sprayed out of each air outlet hole to blow floating dust and leaves on the solar panel off, the strip-shaped brush cleans the upper surface of the solar panel, and the cleaned dust or dirt is taken away by rainwater; and when the working time length of the blower reaches the time T, the controller controls the first retractor, the second retractor and the blower to stop working.
The light grating sensor is very sensitive, and has different impact load amplitudes for raindrops with different sizes, so that the raindrops are easily distinguished.
Therefore, the invention has the following beneficial effects: the safety is good, the self-adaptive capacity is strong, and the influence of natural disasters is effectively reduced; but self-cleaning ensures that solar cell panel's power generation performance is stable, and the reliability is high, and photoelectric conversion efficiency is high, and economic nature is good.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a schematic view of one configuration of the solar panel and rectangular frame of the present invention;
FIG. 3 is a schematic view of one construction of the platen of the present invention;
FIG. 4 is a schematic view of a construction of two windshields of the invention;
FIG. 5 is a functional block diagram of the present invention;
fig. 6 is a schematic view of a structure of the battery plate cover of the present invention.
In the figure: the solar energy wind power generation device comprises a base 1, a support 2, a solar cell panel 3, an air bag 4, a pressing plate 5, an infrared sensor 6, a controller 7, an alarm 8, a camera 9, a rectangular frame 10, a windproof plate 12, a front upright post 21, a rear upright post 22, a sliding groove 31, an avoiding hole 51, a groove 101, a first retractor 102, a second retractor 103, a strip-shaped brush 104, a clamping plate 204, a vertical cavity 211, a baffle 212, a supporting upright post 213, a storage box 301, a rope 302, a reel 303, a motor 304, a balancing weight 305, an air blower 306, a cell panel cover 307 and a light grating sensor 1011.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
The embodiment shown in fig. 1 is a photovoltaic power generation device, which comprises a base 1, a bracket 2 arranged on the base, a solar panel 3 arranged on the bracket, an air bag 4 arranged on the base and capable of horizontally extending, and a pressing plate 5 arranged on the air bag; the support comprises two front upright posts 21 and two rear upright posts 22, wherein vertical cavities 211 are formed in the two front upright posts, baffles 212 are arranged in the two vertical cavities, the two baffles are respectively contacted with the lower surfaces of the solar cell panels through 2 vertical supporting rods 213 extending out of the upper end plates of the vertical cavities, the air bags are respectively communicated with the lower parts of the two vertical cavities, the two rear upright posts are respectively rotatably connected with the rear edge of the pressing plate, and avoidance holes 51 matched with the two front upright posts are formed in the air bags and the pressing plate as shown in fig. 3; the height of the front edge of the solar panel is lower than that of the rear edge of the solar panel; the air bag is fixedly connected with the base through 12 connecting pieces; as shown in fig. 1, a storage box 301 is arranged on the front portion of the pressing plate, a battery plate cover 307 as shown in fig. 6 is arranged in the storage box, one end of the battery plate cover is connected with a winding shaft 303 arranged on the support through a rope 302, the winding shaft is connected with a motor 304, the other end of the battery plate cover is fixedly connected with the bottom of the storage box, 12 balancing weights 305 are arranged on the lower portions of two side edges of the battery plate cover, and the battery plate cover further comprises a controller 7, as shown in fig. 5, the controller is electrically connected with the motor.
2 sliding grooves 31 are formed in the lower surface of the solar cell panel, and 2 supporting vertical rods respectively extend into the 2 sliding grooves; the upper ends of the 2 supporting vertical rods are respectively provided with an elastic cushion block, and the front edge of the solar cell panel is connected with the two front upright posts through elastic ropes.
As shown in fig. 4, the solar cell further comprises two wind-proof plates 12, wherein the two wind-proof plates are respectively arranged at the left side and the right side of the solar cell panel; the upper parts of the two windproof plates are bent towards the solar cell panel in an arc shape.
A method of photovoltaic power generation apparatus, comprising the steps of:
the photovoltaic power generation device is fixedly arranged on the ground in an open area, the upper ends of the two front upright posts are 0.6 m away from the ground, and wind carrying sand and dust falls onto the pressing plate; or when the rain is heavy, the ground water level rises, and the rain water is accumulated on the pressing plate; the air bags are extruded by the pressure of sand, dust or rainwater, the air in the air bags is pressed into the lower parts of the two vertical cavities, and the air pushes the two baffles to move upwards, so that the two vertical supporting rods move upwards, the front edge of the solar panel is raised, and the solar panel is ensured not to be submerged in water above the ground;
when wind blows from the front part to the rear part of the solar panel, the wind is guided away by the solar panel because the height of the front edge of the solar panel is lower than the height of the rear edge of the solar panel;
when wind blows from the rear part to the front part of the solar cell panel, the wind provides upward supporting force for the front part of the solar cell panel, the front edge of the solar cell panel moves upward, the front edge of the solar cell panel descends after the wind smoothly flows out, and the solar cell panel cannot be damaged;
at night, the controller controls the motor to work, the motor drives the scroll to rotate, and the solar panel cover is gradually pulled onto the solar panel to cover the solar panel;
in morning, the controller controls the motor to work, so that the battery board cover is put down by the reel, and the battery board cover returns to the storage box again under the action of each counterweight.
Example 2
Also comprises the following steps:
the infrared sensors respectively detect infrared signals on the upper surface of the solar cell panel and near the support, the controller judges whether an animal exists according to the detected infrared signals, if the controller judges that the animal exists near the support or on the solar cell panel, the controller controls the alarm to send out an alarm signal, and the animal leaves after being scared; and after the alarm gives an alarm for 5 minutes, controlling the alarm to stop giving the alarm.
Example 3
Also comprises the following steps:
the camera shoots an image on the solar cell panel, and the controller judges whether dust or dirt exists on the upper surface of the solar cell panel according to the shot image;
the 2 light grating sensors respectively detect whether raindrops fall or not, when raindrops fall, the light grating sensors generate impact loads with different amplitudes aiming at raindrops with different sizes, an impact load threshold value W is arranged in the controller, when dust or dirt exists on the upper surface of the solar cell panel, and the impact loads detected by the 2 light grating sensors when the raindrops fall are all larger than W; the controller controls the blower to work, and simultaneously controls the first coiler and the second coiler to alternately tighten the rope, so that the strip-shaped brush moves back and forth on the upper surface of the solar panel left and right, wind is sprayed out of each air outlet hole to blow floating dust and leaves on the solar panel off, the strip-shaped brush cleans the upper surface of the solar panel, and the cleaned dust or dirt is taken away by rainwater; and when the working time of the blower reaches 10 minutes, the controller controls the first retractor, the second retractor and the blower to stop working.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (5)
1. A photovoltaic power generation device is characterized by comprising a base (1), a bracket (2) arranged on the base, a solar panel (3) arranged on the bracket, an air bag (4) which is arranged on the base and can be horizontally extended, and a pressing plate (5) arranged on the air bag; the support comprises two front uprights (21) and two rear uprights (22), wherein vertical cavities (211) are formed in the two front uprights, baffles (212) are arranged in the two vertical cavities, the two baffles are respectively contacted with the lower surface of the solar cell panel through 2 vertical supporting rods (213) extending out of an upper end plate of the vertical cavity, the air bag is respectively communicated with the lower parts of the two vertical cavities, the two rear uprights are respectively rotatably connected with the rear edge of the pressing plate, and avoidance holes (51) matched with the two front uprights are formed in the air bag and the pressing plate; the height of the front edge of the solar panel is lower than that of the rear edge of the solar panel; the air bag is fixedly connected with the base through a plurality of connecting pieces; the front part of the pressing plate is provided with a storage box (301), a battery plate cover (307) is arranged in the storage box, one end of the battery plate cover is connected with a scroll (303) arranged on the bracket through a rope (302), the scroll is connected with a motor (304), the other end of the battery plate cover is fixedly connected with the bottom of the storage box, the lower parts of the edges of two sides of the battery plate cover are respectively provided with a plurality of balancing weights (305), the battery plate cover further comprises a controller (7), and the controller is electrically connected with the motor; 2 sliding grooves (31) are formed in the lower surface of the solar cell panel, and 2 supporting vertical rods respectively extend into the 2 sliding grooves; the upper ends of the 2 vertical support rods are respectively provided with an elastic cushion block, and the front edge of the solar cell panel is connected with the two front upright posts through elastic ropes; the solar cell panel shooting device also comprises a camera (9) which is arranged on the bracket and is used for shooting the upper surface of the solar cell panel; the solar cell panel is positioned on the rectangular frame (10), two grooves (101) are formed in the rectangular frame, light grating sensors (1011) are arranged in the two grooves, and the 2 light grating sensors are electrically connected with the controller; a first coiler (102) is arranged on the left side face of the rectangular frame, the two rear upright posts are rotatably connected with the rectangular frame, a second coiler (103) is arranged on the right side face of the rectangular frame, a strip-shaped brush (104) is arranged on the right edge of the rectangular frame, the first coiler and the second coiler are connected with the strip-shaped brush through ropes, two ends of the strip-shaped brush are respectively provided with clamping plates (204), and the two clamping plates are respectively connected with the upper side face and the lower side face of the rectangular frame in a sliding manner; air outlet holes are formed in the upper side face and the lower side face of the strip-shaped brush, an air guide channel is arranged in the strip-shaped brush and is connected with an air blower (306), and the first retractor and the second retractor are connected with the strip-shaped brush through ropes; the controller is respectively electrically connected with the blower, the camera, the 2 light grating sensors, the first coiler and the second coiler.
2. The photovoltaic power generation device according to claim 1, further comprising an alarm (8) and a plurality of infrared sensors (6), wherein the controller is electrically connected with the alarm and each infrared sensor respectively.
3. A method of photovoltaic power generation apparatus according to claim 1, comprising the steps of:
the photovoltaic power generation device is fixedly arranged on the ground in an open area, the upper ends of the two front upright posts are 0.6-1 m away from the ground, and wind carrying sand and dust falls onto the pressing plate; or when the rain is heavy, the ground water level rises, and the rain water is accumulated on the pressing plate; the air bags are extruded by the pressure of sand, dust or rainwater, the air in the air bags is pressed into the lower parts of the two vertical cavities, and the air pushes the two baffles to move upwards, so that the two vertical supporting rods move upwards, the front edge of the solar panel is raised, and the solar panel is ensured not to be submerged in water above the ground;
when wind blows from the front part to the rear part of the solar panel, the wind is guided away by the solar panel because the height of the front edge of the solar panel is lower than the height of the rear edge of the solar panel;
when wind blows from the rear part to the front part of the solar cell panel, the wind provides upward supporting force for the front part of the solar cell panel, the front edge of the solar cell panel moves upward, the front edge of the solar cell panel descends after the wind smoothly flows out, and the solar cell panel cannot be damaged;
at night, the controller controls the motor to work, the motor drives the scroll to rotate, and the solar panel cover is gradually pulled to the solar panel to cover the solar panel.
4. The method of photovoltaic power generation apparatus according to claim 3, further comprising an alarm and a plurality of infrared sensors, the controller being electrically connected to the alarm and each infrared sensor, respectively; the method is characterized by further comprising the following steps:
the infrared sensors respectively detect infrared signals on the upper surface of the solar cell panel and near the support, the controller judges whether an animal exists according to the detected infrared signals, if the controller judges that the animal exists near the support or on the solar cell panel, the controller controls the alarm to send out an alarm signal, and the animal leaves after being scared; and after the alarm gives an alarm for 5 minutes, controlling the alarm to stop giving the alarm.
5. The method of photovoltaic power generation apparatus of claim 4, further comprising the steps of:
the camera shoots an image on the solar cell panel, and the controller judges whether dust or dirt exists on the upper surface of the solar cell panel according to the shot image;
the 2 light grating sensors respectively detect whether raindrops fall or not, when raindrops fall, the light grating sensors generate impact loads with different amplitudes aiming at raindrops with different sizes, an impact load threshold value W is arranged in the controller, when dust or dirt exists on the upper surface of the solar cell panel, and the impact loads detected by the 2 light grating sensors when the raindrops fall are all larger than W; the controller controls the blower to work, and simultaneously controls the first coiler and the second coiler to alternately tighten the rope, so that the strip-shaped brush moves back and forth on the upper surface of the solar panel left and right, wind is sprayed out of each air outlet hole to blow floating dust and leaves on the solar panel off, the strip-shaped brush cleans the upper surface of the solar panel, and the cleaned dust or dirt is taken away by rainwater; and when the working time length of the blower reaches the time T, the controller controls the first retractor, the second retractor and the blower to stop working.
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| CN201810976717.8A CN108880432B (en) | 2018-08-25 | 2018-08-25 | Photovoltaic power generation device and method |
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| CN201256153Y (en) * | 2008-09-08 | 2009-06-10 | 动力新跃(北京)汽车科技有限公司 | Solar battery board having dust cleaning protection device |
| CN201715763U (en) * | 2010-07-14 | 2011-01-19 | 王其里 | Solar energy receiving device with self-adjusted angle |
| CN103599907B (en) * | 2013-12-06 | 2016-03-30 | 邵俊松 | A kind of photovoltaic battery panel Full-automatic of auto-navigation |
| CN206402147U (en) * | 2016-12-29 | 2017-08-11 | 河海大学设计研究院有限公司 | A kind of photovoltaic bracket |
| CN206941438U (en) * | 2017-06-13 | 2018-01-30 | 成都明途科技有限公司 | A kind of road device for monitoring city the condition of a disaster |
| CN107017828A (en) * | 2017-06-14 | 2017-08-04 | 江苏德溢利新材料科技有限公司 | A kind of pile for the complementary photovoltaic bracket of fishing light |
| CN207053459U (en) * | 2017-07-14 | 2018-02-27 | 中国大唐集团科学技术研究院有限公司 | A kind of heavy duty detergent photovoltaic plant cleans pre- measurement equipment |
| CN207050768U (en) * | 2017-07-17 | 2018-02-27 | 中国大唐集团科学技术研究院有限公司 | A kind of photovoltaic module cleaning cycle forecasting system based on dust Humidity Detection |
| CN107336805A (en) * | 2017-07-25 | 2017-11-10 | 无锡同春新能源科技有限公司 | A kind of float type charging pile waterborne |
| CN108262270B (en) * | 2018-03-28 | 2020-05-22 | 温州意成自动化科技有限公司 | Protective device of power equipment |
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2018
- 2018-08-25 CN CN201810976717.8A patent/CN108880432B/en active Active
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